Sofa bed



FIG. 1 is a perspective view of a sofa bed showing my new design.

FIG. 2 is a front elevation view of the sofa bed shown in FIG. 1 .

FIG. 3 is a back elevation view of the sofa bed shown in FIG. 1 .

FIG. 4 is a left side view of the sofa bed shown in FIG. 1 .

FIG. 5 is a right side view of the sofa bed shown in FIG. 1 .

FIG. 6 is a top plan view of the sofa bed shown in FIG. 1 .

FIG. 7 is a bottom plan view of the sofa bed shown in FIG. 1 .

FIG. 8 is a perspective view of the sofa bed of FIG. 1 in an alternate configuration.

FIG. 9 is a front elevation view of the sofa bed shown in FIG. 8 .

FIG. 10 is a back elevation view of the sofa bed shown in FIG. 8 .

FIG. 11 is a left side view of the sofa bed shown in FIG. 8 .

FIG. 12 is a right side view of the sofa bed shown in FIG. 8 .

FIG. 13 is a top plan view of the sofa bed shown in FIG. 8 ; and,

FIG. 14 is a bottom plan view of the sofa bed shown in FIG. 8 . 

CLAIM The ornamental design of a sofa bed, as shown and described. 